Polish Wings No. 17 PZL.23 Karaś & Others PZL.23 Karaś, PZL.42, PZL.43, PZL.46 SUM he next book in the popular Polish Wings series is on the most famous Polish bomber family, the PZL.23 and its derivatives including the PZL.46. The PZL.23 Karaś was the main bomber in service in September 1939 and versions of it were sold to other countries.